[GRASS-dev] [GRASS GIS] #2750: LZ4 when writing raster rows; better than double I/O bound r.mapcalc speed
GRASS GIS
trac at osgeo.org
Sun Feb 19 23:58:42 PST 2017
#2750: LZ4 when writing raster rows; better than double I/O bound r.mapcalc speed
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Reporter: sprice | Owner: grass-dev@…
Type: enhancement | Status: new
Priority: normal | Milestone: 7.2.1
Component: Raster | Version: svn-trunk
Resolution: | Keywords: ZLIB LZ4 ZSTD
CPU: OSX/Intel | Platform: MacOSX
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Comment (by mmetz):
Replying to [comment:57 wenzeslaus]:
> This seems like a great success!
>
> Seth, do you want to add another method?
>
Other possible methods are LZ4H and lzma from xz, but IMHO the currently
implemented methods are sufficient.
> MarkusM, is there something else remaining?
I don't think so.
>
> MarkusN, anything you want to change or document?
Maybe some documentation that BZIP2 is not always providing the highest
compression ratio, it needs to be evaluated for each dataset separately.
>
> If everybody is OK, we can close this.
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Ticket URL: <https://trac.osgeo.org/grass/ticket/2750#comment:58>
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